(PHP 4, PHP 5, PHP 7)
Get the Internet host name corresponding to a given IP address
string gethostbyaddr ( string $ip_address )
Returns the host name of the Internet host specified by ip_address.
Parameters:
ip_address
The host IP address.
Returns:
Returns the host name on success, the unmodified ip_address on failure, or FALSE on malformed input.
Examples:
A simple gethostbyaddr() example
1 2 3 4 5 | <?php$hostname = gethostbyaddr($_SERVER['REMOTE_ADDR']);echo $hostname;?> |
See also:
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